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6614597: Performance variability in jvm2008 xml.validation

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Fix incorrect marking of methods as not compilable.

Reviewed-by: never
This commit is contained in:
Vladimir Kozlov 2010-02-01 16:49:49 -08:00
parent 4e8608a124
commit 0c27c5537e
18 changed files with 213 additions and 133 deletions
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15
hotspot/src/share/vm/oops/methodOop.cpp
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@ -575,12 +575,6 @@ bool methodOopDesc::is_not_compilable(int comp_level) const {
return true;
}
methodDataOop mdo = method_data();
if (mdo != NULL
&& (uint)mdo->decompile_count() > (uint)PerMethodRecompilationCutoff) {
// Since (uint)-1 is large, -1 really means 'no cutoff'.
return true;
}
#ifdef COMPILER2
if (is_tier1_compile(comp_level)) {
if (is_not_tier1_compilable()) {
@ -594,6 +588,15 @@ bool methodOopDesc::is_not_compilable(int comp_level) const {
// call this when compiler finds that this method is not compilable
void methodOopDesc::set_not_compilable(int comp_level) {
if (PrintCompilation) {
ttyLocker ttyl;
tty->print("made not compilable ");
this->print_short_name(tty);
int size = this->code_size();
if (size > 0)
tty->print(" (%d bytes)", size);
tty->cr();
}
if ((TraceDeoptimization || LogCompilation) && (xtty != NULL)) {
ttyLocker ttyl;
xtty->begin_elem("make_not_compilable thread='%d'", (int) os::current_thread_id());